Package org.apache.commons.compress.compressors.bzip2

Examples of org.apache.commons.compress.compressors.bzip2.BZip2CompressorInputStream

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    public void testConcatenatedStreamsReadFully() throws Exception {
        final File input = getFile("multiple.bz2");
        final InputStream is = new FileInputStream(input);
        try {
            final CompressorInputStream in =
                new BZip2CompressorInputStream(is, true);
            try {
                assertEquals('a', in.read());
                assertEquals('b', in.read());
                assertEquals(0, in.available());
                assertEquals(-1, in.read());
            } finally {
                in.close();
            }
        } finally {
            is.close();
        }
    }
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    public void testCOMPRESS131() throws Exception {
        final File input = getFile("COMPRESS-131.bz2");
        final InputStream is = new FileInputStream(input);
        try {
            final CompressorInputStream in =
                new BZip2CompressorInputStream(is, true);
            try {
                int l = 0;
                while(in.read() != -1) {
                    l++;
                }
                assertEquals(539, l);
            } finally {
                in.close();
            }
        } finally {
            is.close();
        }
    }
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        try {
            int signatureLength = in.read(signature);
            in.reset();

            if (BZip2CompressorInputStream.matches(signature, signatureLength)) {
                return new BZip2CompressorInputStream(in);
            }

            if (GzipCompressorInputStream.matches(signature, signatureLength)) {
                return new GzipCompressorInputStream(in);
            }
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            if (GZIP.equalsIgnoreCase(name)) {
                return new GzipCompressorInputStream(in);
            }

            if (BZIP2.equalsIgnoreCase(name)) {
                return new BZip2CompressorInputStream(in);
            }

            if (XZ.equalsIgnoreCase(name)) {
                return new XZCompressorInputStream(in);
            }
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        }

        @Override
        InputStream decode(final InputStream in, final Coder coder, final byte[] password)
                throws IOException {
            return new BZip2CompressorInputStream(in);
        }
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                is = new GZIPInputStream(is);
                os = new GZIPOutputStream(os);
                name = FilenameUtils.removeExtension(name);
                log.debug("   - from GZIP Archive");
            } else if ("bz2".equalsIgnoreCase(FilenameUtils.getExtension(name))) {
                is = new BZip2CompressorInputStream(is);
                os = new BZip2CompressorOutputStream(os);
                name = FilenameUtils.removeExtension(name);
                log.debug("   - from BZip2 Archive");
            }// TODO: No Zip File support
            //else no complression
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            else if (MT_TAR.equals(type)) {
                final ArchiveInputStream archiveStream = new TarArchiveInputStream(bufferedResourceStream);
                importDataArchive(archive, archiveStream, options);
            }
            else if (MT_BZIP2.equals(type)) {
                final CompressorInputStream compressedStream = new BZip2CompressorInputStream(bufferedResourceStream);
                importDataArchive(archive, compressedStream, options);
            }
            else if (MT_GZIP.equals(type)) {
                final CompressorInputStream compressedStream = new GzipCompressorInputStream(bufferedResourceStream);
                importDataArchive(archive, compressedStream, options);
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        {
            getLogger().info( "Expanding " + getSourceFile().getAbsolutePath() + " to "
                              + getDestFile().getAbsolutePath() );

            FileOutputStream out = null;
            BZip2CompressorInputStream zIn = null;
            FileInputStream fis = null;
            BufferedInputStream bis = null;
            try
            {
                out = new FileOutputStream( getDestFile() );
                fis = new FileInputStream( getSourceFile() );
                bis = new BufferedInputStream( fis );
                zIn = getBZip2InputStream( bis );
                if ( zIn == null )
                {
                    throw new ArchiverException( getSourceFile().getAbsolutePath() + " is an invalid bz2 file." );
                }
                byte[] buffer = new byte[8 * 1024];
                int count = 0;
                do
                {
                    out.write( buffer, 0, count );
                    count = zIn.read( buffer, 0, buffer.length );
                }
                while ( count != -1 );
            }
            catch ( IOException ioe )
            {
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        b = bis.read();
        if ( b != 'Z' )
        {
            return null;
        }
        return new BZip2CompressorInputStream( bis );
    }
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  @Override
  public byte[] inflate(InputStream data) throws CompressionException
  {
    ByteArrayOutputStream out = new ByteArrayOutputStream();
    BZip2CompressorInputStream bzip2 = null;

    try
    {
      bzip2 = new BZip2CompressorInputStream(data);
      IOUtils.copy(bzip2, out);
    }
    catch (IOException e)
    {
      throw new CompressionException(CompressionConstants.DECODING_ERROR + getContentEncodingName(), e);
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